Hirotoshi Tanaka

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Serial to parallel data converting circuit
- Patent number 5,426,784
- Issue date Jun 20, 1995
- Hitachi, Ltd.
- Atsumi Kawata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Flip-flop circuit
- Patent number 5,281,865
- Issue date Jan 25, 1994
- Hitachi, Ltd.
- Hiroki Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current mirror circuit employing depletion mode FETs
- Patent number 5,166,553
- Issue date Nov 24, 1992
- Hitachi, Ltd.
- Nobuo Kotera
- G05 - CONTROLLING REGULATING
Information Patent Grant
Field effect transistor
- Patent number 5,132,752
- Issue date Jul 21, 1992
- Hitachi, Ltd.
- Yasunari Umemoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor integrated circuit device and method of testing the same
- Patent number 5,068,605
- Issue date Nov 26, 1991
- Hitachi, Ltd.
- Moritoshi Yasunaga
- G01 - MEASURING TESTING
Information Patent Grant
Logic circuit
- Patent number 5,021,686
- Issue date Jun 4, 1991
- Hitachi, Ltd.
- Atsumi Kawata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit memory
- Patent number 4,954,866
- Issue date Sep 4, 1990
- Hitachi, Ltd.
- Hirotoshi Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Amplifying circuit
- Patent number 4,881,044
- Issue date Nov 14, 1989
- Hitachi, Ltd.
- Taizo Kinoshita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Threshold voltage fluctuation compensation circuit for FETS
- Patent number 4,857,769
- Issue date Aug 15, 1989
- Hitachi, Ltd.
- Nobuo Kotera
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor circuit
- Patent number 4,847,550
- Issue date Jul 11, 1989
- Hitachi, Ltd.
- Satoshi Tanaka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Constant current circuit
- Patent number 4,825,145
- Issue date Apr 25, 1989
- Hitachi, Ltd.
- Hirotoshi Tanaka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor integrated circuit device having semi-insulator subst...
- Patent number 4,803,527
- Issue date Feb 7, 1989
- Hitachi, Ltd.
- Yasushi Hatta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluctuation-free input buffer
- Patent number 4,697,110
- Issue date Sep 29, 1987
- Hitachi, Ltd.
- Noboru Masuda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Superconductive large-scale integrated circuit chip
- Patent number 4,518,868
- Issue date May 21, 1985
- Hitachi, Ltd.
- Yutaka Harada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Memory device with high speed memory cell selection mechanism
- Patent number 4,316,265
- Issue date Feb 16, 1982
- Hitachi, Ltd.
- Hirotoshi Tanaka
- G11 - INFORMATION STORAGE

Hirotoshi Tanaka

Person

Patents Grantslast 30 patents

Serial to parallel data converting circuit

Flip-flop circuit

Current mirror circuit employing depletion mode FETs

Field effect transistor

Semiconductor integrated circuit device and method of testing the same

Logic circuit

Semiconductor integrated circuit memory

Amplifying circuit

Threshold voltage fluctuation compensation circuit for FETS

Semiconductor circuit

Constant current circuit

Semiconductor integrated circuit device having semi-insulator subst...

Fluctuation-free input buffer

Superconductive large-scale integrated circuit chip

Memory device with high speed memory cell selection mechanism